Extrinsic 143563-1

{
  "heartbeat": {
    "blockNumber": 143561,
    "sessionIndex": 2392,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xd62b6fdc4338f6fac00198e1a855a44c6b2468d74f9a83266ef6d61f3690a12042a050f9e7d466e1f1c3e5e655d59e5b3d21a8bc7db0a80286f8d12e01405385"
}